Home / 3,057,343.02-4,219,187.01-1,680,744.75

Finding the Fourth Proportional to 3,057,343.02, 4,219,187.01 and 1,680,744.75

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Solution

The fourth proportional to 3,057,343.02, 4,219,187.01 and 1,680,744.75 is: 2,319,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,343.02 : 4,219,187.01 = 1,680,744.75 : x
  2. Step 2: Convert to fraction form
    3,057,343.02/4,219,187.01 = 1,680,744.75/x
  3. Step 3: Cross multiply
    3,057,343.02x = 4,219,187.01 × 1,680,744.75
  4. Step 4: Simplify right side
    3,057,343.02x = 7,091,376,416,325.70
  5. Step 5: Solve for x
    x = 7,091,376,416,325.70/3,057,343.02
  6. Step 6: Final answer
    x = 2,319,457.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.